Finding the Fourth Proportional to 76,978.55, 106,231.37 and 44,713.82

Step by Step Solution

1. Step 1: Write the proportion equation
   76,978.55 : 106,231.37 = 44,713.82 : x
2. Step 2: Convert to fraction form
   76,978.55/106,231.37 = 44,713.82/x
3. Step 3: Cross multiply
   76,978.55x = 106,231.37 × 44,713.82
4. Step 4: Simplify right side
   76,978.55x = 4,750,010,398.54
5. Step 5: Solve for x
   x = 4,750,010,398.54/76,978.55
6. Step 6: Final answer
   x = 61,705.63